Shower exchanger NELA in Insbruck in project SINFONIA-Low Carbon Cities for Better Living. With 80% of European citizens living in urban areas, cities have a crucial role to play in the transition towards a low-carbon economy. Faced with the challenge of ensuring the quality of life of their citizens while becoming more energy efficient, cities […]

Economical showering The water temperature used for showering is usually 37-40°C . This temperature goes down by only 3 degrees before the water reaches the sewage system. Thus, about 90% of the energy used for water heating is uselessly wasted in the drain (assuming the temperature of the incoming tap water is about 10 oC). […]